clinton. to talk about his post white house mission and the role he's taken on in president obama's re-election campaign. "ac 360" starts now. >>> piers, thanks. good evening, everyone. it's 10:00 on the campaign track. mr. obama made news for what some are calling a gaffe, and romney certainly did, we'll talk about that shortly on the big headline getter. >> does the government have responsible to provide health care to the 50 million americans who don't have care today? >> we do provide care. if someone has a heart attack, they don't sit in their apartment and die, we pick them up in an ambulance and take them to the hospital and give them care, and different states have different ways of providing for that care. >> that's the most expensive way to do it. in the emergency room. >> again, different states have different ways of doing that. some provide that care through clinics, some provide the care through emergency rooms. in my state we found a solution that worked for my state. i wouldn't take what we did in massachusetts and say to texas, you have to take the massachusetts model.